a150281 (GB Carbon Mn Series 15Mn-70Mn Hot-Rolled Bar Size 4)

Alloy Steel

GB Carbon Mn Series 15Mn-70Mn Hot-Rolled Bar Size 4

Versatile low-alloy structural and engineering steel for demanding mechanical applications.

Chemical Composition (%)

C0.32
MN0.7
SI0.17

Mechanical Properties

Yield:325MPa; Tensile:530MPa; Elong:18%; 155HB

Chinese Standard

GB/T 699

Applications

Shafts, gears, axles, bolts, connecting rods, crankshafts, forgings

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